APA (7 वां संस्करण) प्रशस्ति पत्र

Söderbom, M., & Teal, F. (2003). Openness and human capital as sources of productivity growth: An empirical investigation. University of Oxford.

शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र

Söderbom, M., और F. Teal. Openness and Human Capital as Sources of Productivity Growth: An Empirical Investigation. University of Oxford, 2003.

एमएलए (9वां संस्करण) प्रशस्ति पत्र

Söderbom, M., और F. Teal. Openness and Human Capital as Sources of Productivity Growth: An Empirical Investigation. University of Oxford, 2003.

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